• Country
• United States of America (USA)

• Manufacturer / Brand
• Empire Electrical Products Co. (Empire-Tron); New York City, NY

• Year
• 1933

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 39141

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 5

• Valves / Tubes
• 77 78 77 43 25Z5

• Main principle
• Superheterodyne (common); ZF/IF 175 kHz

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 110-120 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 cm = 3.9 inch

• Material
• Wooden case

• from Radiomuseum.org
• Model: 30 - Empire Electrical Products Co.

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 205 x 180 x 130 mm / 8.1 x 7.1 x 5.1 inch

• External source of data
• Ernst Erb

• Source of data
• Collector's Guide to Antique Radios 4. Edition

• Circuit diagram reference
• Rider's Perpetual, Volume 4 = ca. 1934 and before

• Mentioned in
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Other Models

• Here you find 36 models, 19 with images and 21 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Empire Electrical Products Co. (Empire-Tron); New York City, NY